Product Description
EVT290S-BECS Extended Universal Junction Connector Set of Four | Fits F34, EVT290S & Standard 290mm Square Truss
The EVT290S-BECS Extended Universal Junction Connector Set is a specialized, high-performance hardware kit designed for the EVT290S-Block Universal Junction Corner. Featuring an extended length of 17.29 mm, these connectors provide the additional clearance and structural interface needed to add sides to your 6-way junction block, allowing for maximum versatility in complex truss grids.
This hardware set offers broad compatibility, designed to fit F34, EVT290S, and all standard 290mm square conical truss systems. Manufactured from high-strength S45C carbon steel to meet professional rigging standards, the EVT290S-BECS is engineered to bridge gaps and ensure a secure, flush fit between the junction hub and straight truss segments. Each set includes four extended connectors, providing a complete solution for one side of a square truss block. For uncompromised safety, these connectors must always be secured using the included Couplers, Pins, and R-clips.
Finished to match the clean brushed aluminum appearance of your truss, this hardware kit integrates seamlessly into professional staging and AV systems. It is an essential component for technicians, designers, and project managers who require specialized spacing and expansion capabilities for their universal corner blocks in high-end event productions and custom modular installations.
Key Features
- 17.29 mm Extended Design: Provides additional length for specialized spacing and structural transitions on universal blocks.
- Heavy-Duty S45C Steel Construction: Manufactured from medium carbon steel for superior tensile strength and durability.
- Broad System Compatibility: Fits F34, EVT290S, and all standard 290mm square truss systems.
- Complete 4-Pack Set: Includes four extended connectors to fully outfit one side of a square truss junction.
- Reliable Conical Connection: Engineered for fast, secure, and repeatable assembly in professional environments.
- Structural Alignment & Precision: Ensures exact fitment and load continuity between the junction hub and truss runs.
- High-Strength Hardware: Includes professional-grade Couplers, Pins, and R-clips for maximum safety.
- Clean Professional Finish: Silver finish blends seamlessly with standard aluminum truss hardware.
Designed by Evolve Truss, the EVT290S-BECS is the definitive hardware solution for professionals who need precision-engineered extended connectivity for their 290 mm square truss builds.
⚠️ Safety & Engineering Notice
❗ Critical Hardware Information: Use only the specified 17.29 mm extended connectors and hardware provided for the Universal Junction Block. Never attempt to use mismatched bolts or pins, as this can compromise the structural integrity of the entire system. Ensure all four connectors per side are installed and fully tightened before attaching truss sections.
Important Guidelines for Safe Use:
- Never exceed the rated load capacity of the truss system or junction block.
- No loads shall be supported directly from truss connection hardware.
- Inspect all hardware components before every use; do not use if threads are stripped or pins are bent.
- Handle components with care—avoid cross-threading bolts during installation.
- Assembly and installation must be performed only by trained and qualified personnel.
- Ensure all Couplers, Pins, and R-clips are correctly installed and fully secured.
- Account for all applicable forces, including dynamic and transverse forces such as wind loads.
- Do not mix hardware components from different manufacturers unless verified by a professional.
- All truss structures must be reviewed and approved by a licensed professional engineer.
⚠️ Compatibility Warning for Mixed-Brand Builds
Crucial Steps for Safe Assembly:
- Verify all thread types and dimensions before integrating with other truss brands.
- Confirm conical receiver depth and bolt patterns match the junction block specs.
- Mixing components without verification may compromise structural integrity and safety.
Why Choose Truss Genius?
✅ Certified Quality & Expert Support
- Authorized Dealer: Direct partnerships with trusted truss manufacturers.
- Expert Guidance: Real-world experience in staging, rigging, and system planning.
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Experience the Truss Genius Difference
Trusted by staging professionals nationwide, Truss Genius delivers certified components, expert guidance, and a seamless purchasing experience.
Contact us today to learn how the EVT290S-BECS Extended Connector Set can enhance the precision and performance of your next 290 mm square truss build.

